69 results
Skin Conditions Associated with Joint Pain

Rash
	• Human parvovirus B19 infection

Malar rash
	• SLE
	• Human parvovirus B19 infection
	•
infection • Lyme disease ... Plaques • Psoriasis ... arthritis • Psoriatic ... #rashes #differential ... #diagnosis #rheumatology
Joint Disorders - Differential Diagnosis Algorithm
Monoarthritis
 • Septic
 • Crystalline
     - Gout
Joint Disorders - Differential ... Molecular Mimicry” • Psoriatic ... arthritis - with the skin ... disorder psoriasis ... should have other symptoms
Cold Urticaria
Prevalence - 0.05% in the population
Disease onset - Mostly 2nd to 4th decades of life
Causes
trigger - Direct skin ... and duration of symptoms ... angioedema Other symptoms ... Urticaria #diagnosis #rheumatology ... #comparison #table
Seronegative Inflammatory Arthritis - Differential Diagnosis
 • Seronegative Rheumatoid Arthritis 
 • Infectious Arthritis: Viral, Bacterial,
Inflammatory Arthritis - Differential ... Systemic Rheumatic Disease ... Ankylosing Spondylitis, Psoriatic ... #arthritides #Differential ... #Diagnosis #rheumatology
Pruritus - Generalized Differential Diagnosis Algorithm - Systemic and Primary Causes
== Primary Skin Lesions ==
Macules /
- Generalized Differential ... • Xerosis (dry skin ... dermatitis • Psoriasis ... Cholestatic liver disease ... syndrome Psychiatric Disease
Autoimmune Hemolytic Anemia (AIHA) - Differential Diagnosis Table

Warm AIHA (48-70%)
Cold AHA (16-32%)
 • Donath-Landsteiner HA (paroxysmal
Anemia (AIHA) - Differential ... Diagnosis Table ... Cold Agglutinin Disease ... #Diagnosis #Table ... #hematology
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
Connective tissue disease-associated ... interstitial lung diseases ... CTILD #Diagnosis #Differential ... #Comparison #Table ... #Pulmonary #Rheumatology
Systemic Sclerosis (Scleroderma)
Multi-system autoimmune disease characterized by vasculopathy and progressive fibrosis of skin and internal organs
3
Multi-system autoimmune disease ... thickening Signs and Symptoms ... interstitial lung disease ... Scleroderma #SSc #rheumatology ... diagnosis #signs #symptoms
Pustular Skin Lesions - Differential Diagnosis Framework

What are pustules?
• Pustules < 5-10 mm + pus
• Material
- Differential ... disease Pustular ... Pustular psoriasis ... Pustular psoriasis ... #Lesions #Differential
Adult-Onset Still's Disease
Clinical triad: Fever, Arthralgia/arthritis, Skin rash ± odynophagia
+ Biological inflammation: Increased neutrophils, Hyperferritinemia, decreased
Adult-Onset Still's Disease ... Arthralgia/arthritis, Skin ... fraction < 20% Differential ... autoinflammatory diseases ... management #treatment #rheumatology